Home / 477,829,889,909.40-659,405,512,639.98-258,098,581,018.48

Finding the Fourth Proportional to 477,829,889,909.40, 659,405,512,639.98 and 258,098,581,018.48

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Solution

The fourth proportional to 477,829,889,909.40, 659,405,512,639.98 and 258,098,581,018.48 is: 356,176,184,709.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,829,889,909.40 : 659,405,512,639.98 = 258,098,581,018.48 : x
  2. Step 2: Convert to fraction form
    477,829,889,909.40/659,405,512,639.98 = 258,098,581,018.48/x
  3. Step 3: Cross multiply
    477,829,889,909.40x = 659,405,512,639.98 × 258,098,581,018.48
  4. Step 4: Simplify right side
    477,829,889,909.40x = 170,191,627,128,142,227,832,832
  5. Step 5: Solve for x
    x = 170,191,627,128,142,227,832,832/477,829,889,909.40
  6. Step 6: Final answer
    x = 356,176,184,709.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.